<?php

/**
 * This is the model class for table "survey".
 *
 * The followings are the available columns in table 'survey':
 * @property integer $surveyId
 * @property string $name
 * @property string $detail
 * @property integer $attendnum
 * @property integer $questionnum
 * @property string $addtime
 * @property integer $ispost
 *
 * The followings are the available model relations:
 * @property Blankfillitem[] $blankfillitems
 * @property Question[] $questions
 * @property Stusurvey[] $stusurveys
 */
class Survey extends CActiveRecord
{
	/**
	 * Returns the static model of the specified AR class.
	 * @param string $className active record class name.
	 * @return Survey the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}

	/**
	 * @return string the associated database table name
	 */
	public function tableName()
	{
		return 'survey';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array('name, detail, attendnum, questionnum, addtime, ispost', 'required'),
			array('attendnum, questionnum, ispost', 'numerical', 'integerOnly'=>true),
			array('name, detail', 'length', 'max'=>255),
			// The following rule is used by search().
			// Please remove those attributes that should not be searched.
			array('surveyId, name, detail, attendnum, questionnum, addtime, ispost', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
			'blankfillitems' => array(self::HAS_MANY, 'Blankfillitem', 'surveyId'),
			'questions' => array(self::HAS_MANY, 'Question', 'surveyId'),
			'stusurveys' => array(self::HAS_MANY, 'Stusurvey', 'surveyId'),
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'surveyId' => 'Survey',
			'name' => 'Name',
			'detail' => 'Detail',
			'attendnum' => 'Attendnum',
			'questionnum' => 'Questionnum',
			'addtime' => 'Addtime',
			'ispost' => 'Ispost',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
	 */
	public function search()
	{
		// Warning: Please modify the following code to remove attributes that
		// should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('surveyId',$this->surveyId);
		$criteria->compare('name',$this->name,true);
		$criteria->compare('detail',$this->detail,true);
		$criteria->compare('attendnum',$this->attendnum);
		$criteria->compare('questionnum',$this->questionnum);
		$criteria->compare('addtime',$this->addtime,true);
		$criteria->compare('ispost',$this->ispost);

		return new CActiveDataProvider($this, array(
			'criteria'=>$criteria,
		));
	}
}